Tìm số nguyên
Giải thích
Đáp án: 2
\(x \cdot \frac{1}{2} + \frac{3}{4} = \frac{{35}}{8} \cdot \frac{2}{5}\)
\(\frac{x}{2} + \frac{3}{4} = \frac{7}{4}\)
\(\frac{x}{2} = \frac{7}{4} - \frac{3}{4}\)
\(\frac{x}{2} = 1\)
\(x = 2.\)
Vậy \(x = 2.\)
Đáp án: 2
\(x \cdot \frac{1}{2} + \frac{3}{4} = \frac{{35}}{8} \cdot \frac{2}{5}\)
\(\frac{x}{2} + \frac{3}{4} = \frac{7}{4}\)
\(\frac{x}{2} = \frac{7}{4} - \frac{3}{4}\)
\(\frac{x}{2} = 1\)
\(x = 2.\)
Vậy \(x = 2.\)